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Trellis AI is seeking an expert on infusion prior authorization and reimbursement. You will review real cases, determine payer policy adherence, and translate insights into rules and test cases for engineers.
You will collaborate directly with product and engineering teams to improve the system’s accuracy. In this role, you’ll handle cases across infusion customers, read payer documents, and maintain a library of coverage criteria.
About Trellis
Trellis builds AI that handles intake, benefits, prior authorization and reimbursement for infusion and specialty pharmacy providers, so patients start therapy faster and providers get paid for it.
The role
You will be our expert on infusion prior authorization and reimbursement. Our system reads referrals, clinical notes and payer policies, then prepares the work that intake and reimbursement teams do by hand today. Your job is to make sure that work is right. You will review real cases across our customers, catch what the system gets wrong and explain why. Then you turn that judgment into rules and test cases our engineers build on. You will work directly with the product and engineering team.
What you will do
Review prior authorization and reimbursement cases for infusion customers, covering benefits, coverage, PA requirements, medical necessity, billing codes and units
Check each decision against payer policies, Medicare LCDs and NCDs, payer portals and the patient's clinical documentation
Build answer keys that record the correct outcome for real cases, with the reasoning and source behind each call
Find patterns in errors and write them up clearly for product and engineering, with examples
Keep a working library of payer rules, drug coverage criteria and billing conventions up to date
Learn how customer intake and reimbursement staff handle edge cases, and bring those conventions into the product
Review early output during customer onboarding and flag risk before it reaches a claim
What you bring
3+ years in infusion or specialty pharmacy revenue cycle, such as prior authorization, benefits verification, billing, denials or appeals
Working knowledge of medical versus pharmacy benefit, buy and bill, HCPCS J codes, administration CPT codes, NDC to billing unit conversion and modifiers
Comfort reading LCDs, NCDs and commercial medical policies and applying them to a specific patient
Experience with payer portals and PA tools such as Availity or CoverMyMeds, and pharmacy or infusion systems such as CPR+ or WellSky
Careful judgment. You know the difference between what the chart says and what someone assumed
Clear writing. You can explain a denial risk in two sentences to someone who has never billed a claim
Nice to have
A CPC, CPB, CRCS or similar certification, or a pharmacy technician or nursing background
Experience at a home infusion provider, ambulatory infusion center or specialty pharmacy
Experience with biologics, IVIG and other high cost therapies across Medicare, Medicaid and commercial plans
Curiosity about how AI can change healthcare operations. No coding required
Intro call with Ahmed (30 min). Your background, the kind of reimbursement work you have done, and what you want next.
Case review exercise (60 to 90 min). We share two or three anonymized infusion referrals with the relevant payer policy. You decide whether a PA is needed, whether the case meets coverage criteria, and how it should be billed. Then we go through your reasoning together. We care more about how you think and where you look than about a perfect answer.
Team conversations (45 min). Meet the people on product and engineering you will work with every day, and ask anything about how we build.
References and offer. We move quickly and will tell you where you stand after each step.
Compensation & Benefits
The salary range above is our good-faith estimate. Your final level and base salary will reflect what you bring: your skills, your experience, and how much ownership you’re ready to take on. Base pay is only one part of the package. Every full-time teammate also gets meaningful equity, because the people building Trellis should share in what it becomes. We are committed to keeping you healthy and supported so you can do the best work of your career. Here are some of the benefits & perks we offer:
Comprehensive medical, dental, and vision coverage
Flexible PTO & Sick Time
Daily meals in the office
Team offsites
Equal Opportunity at Trellis
At Trellis, we’re building AI agents that help patients get life-saving medicine faster. The patients and providers we serve come from every background, and our team should too. Trellis is an Equal Opportunity Employer. We hire based on talent, curiosity, and drive, without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, disability, veteran status, or any other legally protected characteristic.
If you need an accommodation at any point in our hiring process, let your recruiter know and we’ll take care of it.